401512014 has 24 divisors (see below), whose sum is σ = 870598872. Its totient is φ = 133736400.

The previous prime is 401511997. The next prime is 401512021. The reversal of 401512014 is 410215104.

It is a super-2 number, since 2×401512014² = 322423794772672392, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18432 + ... + 33804.

It is an arithmetic number, because the mean of its divisors is an integer number (36274953).

Almost surely, 2^401512014 is an apocalyptic number.

401512014 is an abundant number, since it is smaller than the sum of its proper divisors (469086858).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

401512014 is a wasteful number, since it uses less digits than its factorization.

401512014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16832 (or 16829 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

The square root of 401512014 is about 20037.7646956940. The cubic root of 401512014 is about 737.7335169368.

Adding to 401512014 its reverse (410215104), we get a palindrome (811727118).

The spelling of 401512014 in words is "four hundred one million, five hundred twelve thousand, fourteen".